diff --git a/examples/slm.c b/examples/slm.c
index a6e9dae..2416ba9 100644
--- a/examples/slm.c
+++ b/examples/slm.c
@@ -82,7 +82,7 @@ sprintf_slex_node(slex_node_t *node, char *buf)
  * extract data from within your nodes.
  */
 SKIPLIST_KV_ACCESS(
-    slex, api_, int, char *,
+    slex, api_, key, int, value, char *,
     /* query blk */ { query.key = key; },
     /* return blk */ { return node->value; })
 
@@ -179,7 +179,7 @@ shuffle(int *array, size_t n)
     }
 }
 
-#define TEST_ARRAY_SIZE 5
+#define TEST_ARRAY_SIZE 8
 
 int
 main()
diff --git a/include/sl.h b/include/sl.h
index 789ff0c..6fd417b 100644
--- a/include/sl.h
+++ b/include/sl.h
@@ -1474,7 +1474,7 @@
         }                                                                                                                           \
         if (fn) {                                                                                                                   \
             fn(node, buf);                                                                                                          \
-            fprintf(os, " <f0> \u219F %zu \u226B %s \"\n", node->field.sle.height, buf);                                            \
+            fprintf(os, " <f0> \u219F %zu \u226B %s \"\n", node->field.sle.height + 1, buf);                                        \
         } else {                                                                                                                    \
             fprintf(os, " <f0> \u219F %zu \"\n", node->field.sle.height);                                                           \
         }                                                                                                                           \